./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor113043241
<...>
DUID 00:04:13:31:f9:2f:88:7c:bb:e5:39:69:76:f7:59:d3:f8:11
forked to background, child pid 4726
[ 31.343290][ T4727] 8021q: adding VLAN 0 to HW filter on device bond0
[ 31.355450][ T4727] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.115' (ED25519) to the list of known hosts.
execve("./syz-executor113043241", ["./syz-executor113043241"], 0x7fffb9692f70 /* 10 vars */) = 0
brk(NULL) = 0x55555665d000
brk(0x55555665dd00) = 0x55555665dd00
arch_prctl(ARCH_SET_FS, 0x55555665d380) = 0
set_tid_address(0x55555665d650) = 5057
set_robust_list(0x55555665d660, 24) = 0
rseq(0x55555665dca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor113043241", 4096) = 27
getrandom("\xb0\x74\x0d\xd7\x0a\x19\xbf\x94", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555665dd00
brk(0x55555667ed00) = 0x55555667ed00
brk(0x55555667f000) = 0x55555667f000
mprotect(0x7f7a823df000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
memfd_create("syzkaller", 0) = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7a79e00000
write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288
munmap(0x7f7a79e00000, 138412032) = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
ioctl(4, LOOP_SET_FD, 3) = 0
close(3) = 0
close(4) = 0
mkdir("./bus", 0777) = 0
syzkaller login: [ 56.440150][ T5057] loop0: detected capacity change from 0 to 1024
[ 56.471101][ T5057] hfsplus: new node 0 already hashed?
[ 56.477325][ T5057] ------------[ cut here ]------------
[ 56.482929][ T5057] WARNING: CPU: 0 PID: 5057 at fs/hfsplus/bnode.c:573 hfsplus_bnode_create+0x14c/0x530
[ 56.492649][ T5057] Modules linked in:
[ 56.496530][ T5057] CPU: 0 PID: 5057 Comm: syz-executor113 Not tainted 6.7.0-syzkaller-12377-g9d1694dc91ce #0
[ 56.506656][ T5057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
[ 56.516939][ T5057] RIP: 0010:hfsplus_bnode_create+0x14c/0x530
[ 56.523016][ T5057] Code: f7 2a ff 45 39 fc 75 9e e8 31 fc 2a ff 4c 89 f7 e8 49 25 33 08 e8 24 fc 2a ff 44 89 e6 48 c7 c7 40 2b e8 8a e8 f5 bf 0d ff 90 <0f> 0b 90 e8 0c fc 2a ff 48 89 d8 48 83 c4 18 5b 5d 41 5c 41 5d 41
[ 56.542681][ T5057] RSP: 0018:ffffc90003b1f180 EFLAGS: 00010286
[ 56.548738][ T5057] RAX: 0000000000000023 RBX: ffff888016eedbb0 RCX: ffffffff816afbf9
[ 56.556759][ T5057] RDX: 0000000000000000 RSI: ffffffff816b80c2 RDI: 0000000000000005
[ 56.564779][ T5057] RBP: ffff8880236d0000 R08: 0000000000000005 R09: 0000000000000000
[ 56.572892][ T5057] R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000
[ 56.580883][ T5057] R13: dffffc0000000000 R14: ffff8880236d00e0 R15: 0000000000000000
[ 56.588966][ T5057] FS: 000055555665d380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 56.597927][ T5057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 56.604562][ T5057] CR2: 00007f093ebaeae0 CR3: 0000000075e56000 CR4: 0000000000350ef0
[ 56.612579][ T5057] Call Trace:
[ 56.615848][ T5057]
[ 56.618764][ T5057] ? show_regs+0x8f/0xa0
[ 56.623087][ T5057] ? __warn+0xe6/0x390
[ 56.627174][ T5057] ? hfsplus_bnode_create+0x14c/0x530
[ 56.632590][ T5057] ? report_bug+0x3bc/0x580
[ 56.637108][ T5057] ? handle_bug+0x3d/0x70
[ 56.641432][ T5057] ? exc_invalid_op+0x17/0x40
[ 56.646182][ T5057] ? asm_exc_invalid_op+0x1a/0x20
[ 56.651230][ T5057] ? __wake_up_klogd.part.0+0x99/0xf0
[ 56.656668][ T5057] ? vprintk+0x82/0x90
[ 56.660751][ T5057] ? hfsplus_bnode_create+0x14c/0x530
[ 56.666200][ T5057] hfsplus_bmap_alloc+0x728/0x830
[ 56.671254][ T5057] ? hfsplus_bmap_reserve+0x410/0x410
[ 56.676707][ T5057] ? hfsplus_strcasecmp+0x3ce/0x480
[ 56.681990][ T5057] hfs_bnode_split+0xe5/0xdc0
[ 56.686670][ T5057] ? hfsplus_bnode_read+0x10a/0x250
[ 56.691913][ T5057] ? hfs_bnode_need_zeroout+0x1a0/0x1a0
[ 56.697481][ T5057] hfsplus_brec_insert+0x2f7/0xc50
[ 56.702723][ T5057] ? hfsplus_brec_keylen+0x340/0x340
[ 56.708060][ T5057] ? hfsplus_bmap_reserve+0x332/0x410
[ 56.713505][ T5057] hfsplus_create_cat+0x50d/0x10d0
[ 56.718648][ T5057] ? hfsplus_find_cat+0x4c0/0x4c0
[ 56.723754][ T5057] ? __mod_timer+0x8f7/0xea0
[ 56.728395][ T5057] ? lockdep_hardirqs_on+0x7d/0x110
[ 56.733654][ T5057] ? do_raw_spin_unlock+0x173/0x230
[ 56.738876][ T5057] ? _raw_spin_unlock+0x28/0x40
[ 56.743794][ T5057] ? hfsplus_mark_mdb_dirty+0x189/0x200
[ 56.749368][ T5057] ? hfsplus_new_inode+0x4f4/0x900
[ 56.754536][ T5057] hfsplus_fill_super+0x16ca/0x1bc0
[ 56.759761][ T5057] ? hfsplus_iget+0x7a0/0x7a0
[ 56.764508][ T5057] ? bdev_name.constprop.0+0xa1/0x320
[ 56.769916][ T5057] ? lock_acquire+0x1ae/0x520
[ 56.774675][ T5057] ? do_raw_spin_lock+0x12e/0x2b0
[ 56.779715][ T5057] ? spin_bug+0x1d0/0x1d0
[ 56.784097][ T5057] ? disk_unblock_events+0xd/0x60
[ 56.789136][ T5057] ? set_blocksize+0x2b1/0x350
[ 56.793964][ T5057] ? sb_set_blocksize+0xf6/0x120
[ 56.798924][ T5057] ? setup_bdev_super+0x3a6/0x760
[ 56.804016][ T5057] ? hfsplus_iget+0x7a0/0x7a0
[ 56.808701][ T5057] mount_bdev+0x1df/0x2d0
[ 56.813074][ T5057] ? sget+0x640/0x640
[ 56.817071][ T5057] ? apparmor_capable+0x126/0x1e0
[ 56.822161][ T5057] ? zisofs_cleanup+0x20/0x20
[ 56.826872][ T5057] legacy_get_tree+0x109/0x220
[ 56.831636][ T5057] vfs_get_tree+0x8c/0x370
[ 56.836132][ T5057] path_mount+0x14e6/0x1f20
[ 56.840677][ T5057] ? kmem_cache_free+0x129/0x350
[ 56.845706][ T5057] ? finish_automount+0xa40/0xa40
[ 56.850776][ T5057] ? putname+0x12e/0x170
[ 56.855107][ T5057] __x64_sys_mount+0x293/0x310
[ 56.859889][ T5057] ? copy_mnt_ns+0x9f0/0x9f0
[ 56.864542][ T5057] ? lockdep_hardirqs_on+0x7d/0x110
[ 56.869770][ T5057] ? _raw_spin_unlock_irq+0x2e/0x50
[ 56.875038][ T5057] ? ptrace_notify+0xf4/0x130
[ 56.879741][ T5057] do_syscall_64+0xd3/0x250
[ 56.884312][ T5057] entry_SYSCALL_64_after_hwframe+0x63/0x6b
[ 56.890240][ T5057] RIP: 0033:0x7f7a8236cc7a
[ 56.894700][ T5057] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 56.914393][ T5057] RSP: 002b:00007ffed6afe878 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
[ 56.922854][ T5057] RAX: ffffffffffffffda RBX: 00007ffed6afe890 RCX: 00007f7a8236cc7a
[ 56.930843][ T5057] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffed6afe890
[ 56.938886][ T5057] RBP: 0000000000000004 R08: 00007ffed6afe8d0 R09: 0000000000000646
[ 56.946905][ T5057] R10: 0000000002000010 R11: 0000000000000286 R12: 0000000002000010
[ 56.954926][ T5057] R13: 00007ffed6afe8d0 R14: 0000000000000003 R15: 0000000000080000
[ 56.962998][ T5057]
[ 56.966027][ T5057] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 56.973294][ T5057] CPU: 0 PID: 5057 Comm: syz-executor113 Not tainted 6.7.0-syzkaller-12377-g9d1694dc91ce #0
[ 56.983339][ T5057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
[ 56.993378][ T5057] Call Trace:
[ 56.996649][ T5057]
[ 56.999567][ T5057] dump_stack_lvl+0xd9/0x1b0
[ 57.004152][ T5057] panic+0x6dc/0x790
[ 57.008043][ T5057] ? panic_smp_self_stop+0xa0/0xa0
[ 57.013146][ T5057] ? show_trace_log_lvl+0x363/0x4f0
[ 57.018338][ T5057] ? check_panic_on_warn+0x1f/0xb0
[ 57.023448][ T5057] ? hfsplus_bnode_create+0x14c/0x530
[ 57.028810][ T5057] check_panic_on_warn+0xab/0xb0
[ 57.033741][ T5057] __warn+0xf2/0x390
[ 57.037625][ T5057] ? hfsplus_bnode_create+0x14c/0x530
[ 57.042983][ T5057] report_bug+0x3bc/0x580
[ 57.047302][ T5057] handle_bug+0x3d/0x70
[ 57.051443][ T5057] exc_invalid_op+0x17/0x40
[ 57.055942][ T5057] asm_exc_invalid_op+0x1a/0x20
[ 57.060778][ T5057] RIP: 0010:hfsplus_bnode_create+0x14c/0x530
[ 57.066751][ T5057] Code: f7 2a ff 45 39 fc 75 9e e8 31 fc 2a ff 4c 89 f7 e8 49 25 33 08 e8 24 fc 2a ff 44 89 e6 48 c7 c7 40 2b e8 8a e8 f5 bf 0d ff 90 <0f> 0b 90 e8 0c fc 2a ff 48 89 d8 48 83 c4 18 5b 5d 41 5c 41 5d 41
[ 57.086366][ T5057] RSP: 0018:ffffc90003b1f180 EFLAGS: 00010286
[ 57.092438][ T5057] RAX: 0000000000000023 RBX: ffff888016eedbb0 RCX: ffffffff816afbf9
[ 57.100407][ T5057] RDX: 0000000000000000 RSI: ffffffff816b80c2 RDI: 0000000000000005
[ 57.108380][ T5057] RBP: ffff8880236d0000 R08: 0000000000000005 R09: 0000000000000000
[ 57.116353][ T5057] R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000
[ 57.124323][ T5057] R13: dffffc0000000000 R14: ffff8880236d00e0 R15: 0000000000000000
[ 57.132303][ T5057] ? __wake_up_klogd.part.0+0x99/0xf0
[ 57.137681][ T5057] ? vprintk+0x82/0x90
[ 57.141757][ T5057] hfsplus_bmap_alloc+0x728/0x830
[ 57.146796][ T5057] ? hfsplus_bmap_reserve+0x410/0x410
[ 57.152174][ T5057] ? hfsplus_strcasecmp+0x3ce/0x480
[ 57.157377][ T5057] hfs_bnode_split+0xe5/0xdc0
[ 57.162060][ T5057] ? hfsplus_bnode_read+0x10a/0x250
[ 57.167262][ T5057] ? hfs_bnode_need_zeroout+0x1a0/0x1a0
[ 57.172815][ T5057] hfsplus_brec_insert+0x2f7/0xc50
[ 57.177940][ T5057] ? hfsplus_brec_keylen+0x340/0x340
[ 57.183225][ T5057] ? hfsplus_bmap_reserve+0x332/0x410
[ 57.188602][ T5057] hfsplus_create_cat+0x50d/0x10d0
[ 57.193721][ T5057] ? hfsplus_find_cat+0x4c0/0x4c0
[ 57.198747][ T5057] ? __mod_timer+0x8f7/0xea0
[ 57.203367][ T5057] ? lockdep_hardirqs_on+0x7d/0x110
[ 57.208598][ T5057] ? do_raw_spin_unlock+0x173/0x230
[ 57.213794][ T5057] ? _raw_spin_unlock+0x28/0x40
[ 57.218643][ T5057] ? hfsplus_mark_mdb_dirty+0x189/0x200
[ 57.224191][ T5057] ? hfsplus_new_inode+0x4f4/0x900
[ 57.229301][ T5057] hfsplus_fill_super+0x16ca/0x1bc0
[ 57.234501][ T5057] ? hfsplus_iget+0x7a0/0x7a0
[ 57.239175][ T5057] ? bdev_name.constprop.0+0xa1/0x320
[ 57.244555][ T5057] ? lock_acquire+0x1ae/0x520
[ 57.249253][ T5057] ? do_raw_spin_lock+0x12e/0x2b0
[ 57.254271][ T5057] ? spin_bug+0x1d0/0x1d0
[ 57.258594][ T5057] ? disk_unblock_events+0xd/0x60
[ 57.263617][ T5057] ? set_blocksize+0x2b1/0x350
[ 57.268379][ T5057] ? sb_set_blocksize+0xf6/0x120
[ 57.273312][ T5057] ? setup_bdev_super+0x3a6/0x760
[ 57.278338][ T5057] ? hfsplus_iget+0x7a0/0x7a0
[ 57.283006][ T5057] mount_bdev+0x1df/0x2d0
[ 57.287330][ T5057] ? sget+0x640/0x640
[ 57.291305][ T5057] ? apparmor_capable+0x126/0x1e0
[ 57.296333][ T5057] ? zisofs_cleanup+0x20/0x20
[ 57.301002][ T5057] legacy_get_tree+0x109/0x220
[ 57.305766][ T5057] vfs_get_tree+0x8c/0x370
[ 57.310176][ T5057] path_mount+0x14e6/0x1f20
[ 57.314671][ T5057] ? kmem_cache_free+0x129/0x350
[ 57.319607][ T5057] ? finish_automount+0xa40/0xa40
[ 57.324627][ T5057] ? putname+0x12e/0x170
[ 57.328870][ T5057] __x64_sys_mount+0x293/0x310
[ 57.333627][ T5057] ? copy_mnt_ns+0x9f0/0x9f0
[ 57.338204][ T5057] ? lockdep_hardirqs_on+0x7d/0x110
[ 57.343420][ T5057] ? _raw_spin_unlock_irq+0x2e/0x50
[ 57.348609][ T5057] ? ptrace_notify+0xf4/0x130
[ 57.353284][ T5057] do_syscall_64+0xd3/0x250
[ 57.357786][ T5057] entry_SYSCALL_64_after_hwframe+0x63/0x6b
[ 57.363683][ T5057] RIP: 0033:0x7f7a8236cc7a
[ 57.368087][ T5057] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 57.387694][ T5057] RSP: 002b:00007ffed6afe878 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
[ 57.396105][ T5057] RAX: ffffffffffffffda RBX: 00007ffed6afe890 RCX: 00007f7a8236cc7a
[ 57.404073][ T5057] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffed6afe890
[ 57.412042][ T5057] RBP: 0000000000000004 R08: 00007ffed6afe8d0 R09: 0000000000000646
[ 57.420003][ T5057] R10: 0000000002000010 R11: 0000000000000286 R12: 0000000002000010
[ 57.427969][ T5057] R13: 00007ffed6afe8d0 R14: 0000000000000003 R15: 0000000000080000
[ 57.435947][ T5057]
[ 57.439188][ T5057] Kernel Offset: disabled
[ 57.443582][ T5057] Rebooting in 86400 seconds..